A TikToker that reveals fast food chain "secrets" claims he knows why McDonald's french fries taste so damn good. Vegetarians, look away — it's because they cook them with beef flavoring.

French fry junkies will get the short end of the stick at McDonald's Japan outlets starting on ... value lunch set will be served with a small-size fries only with a 50-yen ($0.43) discount ...

Japanese fans of Mickey D’s French fries mark your calendars. Medium- and large-size portions will go back on sale from 10:30 a.m. on Feb. 7 at all 2,900 or so McDonald’s Japan outlets ...